package com.csxy.jqr.controller;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.csxy.jqr.R;
import com.csxy.jqr.entity.EduCourse;
import com.csxy.jqr.entity.vo.*;
import com.csxy.jqr.service.EduCourseService;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.Date;
import java.util.List;

@RestController
@RequestMapping("/eduservice/course")
public class EduCourseController {
    @Autowired
    private EduCourseService eduCourseService;

    //添加课程基本信息方法
    @RequestMapping("/addCourseInfo")
    public R addCourseInfo(@RequestBody CourseInfoForm courseInfoForm) {
        // 返回添加之后的课程id，为了后面添加大纲使用
        // 根据前端页面去做的一个表单实体类，用于接收前端传回来的对象
        String id = eduCourseService.addCourseInfo(courseInfoForm);
        // 回传ID主要是下一步创建章节时候，把章节和课程相关联
        return R.ok().data("courseId", id);
    }

    // 根据courseId查询课程信息
    @GetMapping("/getCourseInfoById/{courseId}")
    public R getCourseInfoById(@PathVariable String courseId){
        CourseInfoForm courseInfoForm = eduCourseService.getCourseInfo(courseId);
        return R.ok().data("courseInfoForm",courseInfoForm);
    }

    // 查询课程信息列表
    @GetMapping("/getCourseList/")
    public R getCourseList() {
        List<EduCourse> list = eduCourseService.list(null);
        return R.ok().data("list", list);
    }
    //多条件分页查询
    @Operation(summary = "多条件查询课程带分页")
    @PostMapping("/pageCourseCondition/{page}/{limit}")
    public R pageCourseCondition(@Parameter(name = "page",description = "当前页码",required = true)
                               @PathVariable Long page,
                               @Parameter(name = "limit",description = "每页记录数",required = true)
                               @PathVariable Long limit,
                               @RequestBody (required = false) CourseQuery courseQuery){//通过封装courseQuery对象来直接传值
        //创建分页page对象
        Page<EduCourse> pageParam = new Page<>(page, limit);
        //调用方法实现多条件查询分页
        eduCourseService.pageQuery(pageParam, courseQuery);
        //获取查询到的数据
        List<EduCourse> records = pageParam.getRecords();
        //获取总记录数
        long total = pageParam.getTotal();
        return R.ok().data("total", total).data("rows", records);
    }
    // 修改课程信息
    @PostMapping("/updateCourseInfo")
    public R updateCourseInfo(@RequestBody CourseInfoForm courseInfoForm){
        eduCourseService.updateCourseInfo(courseInfoForm);
        return R.ok();
    }
    // 课程列表中删除课程方法
    @DeleteMapping("/removeCourseById/{id}")
    public R removeCourseById(@PathVariable String id) {
        boolean flag = eduCourseService.removeCourse(id);
        if ( flag){
            return R.ok();
        }else {
            return R.error();
        }
    }
    //根据课程id查询课程确认信息
    @GetMapping("/getpublishCourseInfo/{id}")
    public R getpublishCourseInfo(@PathVariable String id){
        CoursePublishVo publishCourseInfo = eduCourseService.getPublishCourseInfo(id);
        return R.ok().data("publishCourse",publishCourseInfo);
    }
    //根据课程id，查询课程信息【订单】
    @PostMapping("/getCourseInfoByIdOrder/{courseId}")
    public EduCourseVo getCourseInfoByIdOrder(@PathVariable String courseId){
        CourseWebVo courseInfo=eduCourseService.getBaseCourseInfo(courseId);
        EduCourseVo eduCourseVo=new EduCourseVo();
        BeanUtils.copyProperties(courseInfo,eduCourseVo);
        return eduCourseVo;
    }
    //发布课程
    //修改课程状态
    @PostMapping("publishCourse/{id}")
    public R publishCourse(@PathVariable String id){
        EduCourse eduCourse=new EduCourse();
        eduCourse.setId(id);
        eduCourse.setStatus("Normal");  //设置课程状态
        eduCourse.setGmtCreate(new Date());
        eduCourse.setGmtModified(new Date());
        boolean flag = eduCourseService.updateById(eduCourse);
        if(flag){
            return R.ok();
        }else{
            return R.error();
        }
    }
}
